/*
 * Copyright 2010 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.spockframework.util;

import static java.util.Arrays.stream;

public class Matchers {
  @SafeVarargs
  public static <T> IMatcher<T> and(final IMatcher<? super T>... matchers) {
    return item -> stream(matchers).allMatch(matcher -> matcher.matches(item));
  }

  @SafeVarargs
  public static <T> IMatcher<T> or(final IMatcher<? super T>... matchers) {
    return item -> stream(matchers).anyMatch(matcher -> matcher.matches(item));
  }

  public static <T> IMatcher<T> not(final IMatcher<T> matcher) {
    return item -> !matcher.matches(item);
  }
}
